CN113814461A

CN113814461A - Cutting equipment and cutting method for hydraulic engineering

Info

Publication number: CN113814461A
Application number: CN202111206560.9A
Authority: CN
Inventors: 杨永扬
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-17
Filing date: 2021-10-17
Publication date: 2021-12-21

Abstract

The invention discloses cutting equipment and a cutting method for hydraulic engineering, and relates to the technical field of hydraulic engineering. The cutting table comprises a cutting table, wherein a fixed frame is fixed at the bottom of the cutting table, a collection box penetrates through and is slidably mounted on the front surface of the fixed frame, a cutting device is fixed in the middle of the top of the cutting table, and protection devices used for blocking flying chips generated by cutting are arranged on the inner sides of the cutting device. In the process of inserting the water pipe from the circular groove of the fixed circular groove block, the arc pieces extrude the cleaning brush under the action of the arc pieces arranged in a staggered mode, so that the cleaning brush is tightly attached to the outer wall of the water pipe, impurities such as gravel and the like on the outer wall of the water pipe are cleaned by the cleaning brush, the problem that the position of part of the water pipe is raised due to the fact that the clamping and positioning of the water pipe cannot be fixed and the cutting point is deviated due to the fact that the gravel impurities and the like exist on the surface of the water pipe is solved, and the quality of the cut water pipe is improved.

Description

Cutting equipment and cutting method for hydraulic engineering

Technical Field

The invention relates to the technical field of hydraulic engineering, in particular to cutting equipment and a cutting method for hydraulic engineering.

Background

Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in nature to achieve the purposes of removing harmful substances and benefiting. Also known as water engineering. Hydraulic engineering needs to build different types of hydraulic buildings such as dams, dikes, spillways, water gates, water inlets, channels, transition troughs, rafts, fishways and the like so as to achieve the aims, water pipes are used for hydraulic facilities, and the water pipes are generally required to be cut for use.

The water pipe is placed in building site time overlength, and there can be impurity such as grit on the surface, and current cutting equipment for hydraulic engineering can lead to water pipe part position arch because of grit impurity that the water pipe surface exists etc. leads to the water pipe clamping location unable fixed when cutting the water pipe, causes the skew problem of cutting point, consequently, we have provided a cutting equipment and cutting method that hydraulic engineering used.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides cutting equipment and a cutting method for hydraulic engineering, and solves the problems in the background art.

In order to achieve the purpose, the invention is realized by the following technical scheme: a cutting device for water conservancy project comprises a cutting table, a fixed frame is fixed at the bottom of the cutting table, the front surface of the fixed frame is penetrated and slidably provided with a collecting box, the middle part of the top of the cutting table is fixed with a cutting device, the inner sides of the cutting devices are respectively provided with a protective device for blocking flying chips generated by cutting, the left side and the right side of the top of the cutting table are both provided with a fixing device for cleaning the surface of the water pipe, the opposite sides of the left side and the right side of the fixing device are both provided with an auxiliary cleaning device for auxiliary cleaning of the protection device, the fixing device comprises a fixed circular groove block which is fixedly arranged at the top of the cutting table, the inside left side of fixed circular groove piece is fixed with solid fixed ring, gu fixed ring's inside is fixed with the arc piece, the top of arc piece is fixed with the cleaning brush.

Preferably, the protector includes cowl, cowl has two, two cowl fixes respectively on cutting device's inside left side and right side, two cowl's relative one side all is fixed with the splashproof strip, two cowl's relative one side is fixed with the hemisphere piece.

Preferably, the inside of fixed circular groove block is provided with auxiliary device, the spout has been seted up to one side that fixed circular groove block is close to cutting device, the inside slidable mounting of the spout of fixed circular groove block has the elasticity runner, the left side and the right side of elasticity runner all are fixed with the cam.

Preferably, the auxiliary device comprises a sliding ring, the sliding ring is slidably mounted inside the fixed circular groove block, a short rod and a long rod are fixed on one side, away from the cutting device, of the sliding ring, the sliding ring is elastically connected with the fixed ring through a compression elastic sheet, and a contact block is fixed on one side, close to the cutting device, of the sliding ring.

Preferably, supplementary cleaning device includes the slide, slide slidable mounting is at the top of cutting bed, through the shell fragment elastic connection that resets between slide and the fixed circular slot piece, one side that cutting device was kept away from to the slide is fixed with the conflict pole, one side that the slide is close to cutting device is fixed with the connecting rod, one side bottom that is close to cutting device of connecting rod is fixed with the U-shaped striking plate, the U-shaped striking plate extends to the inside of fixed frame, the contact of U-shaped striking plate and the inner wall of fixed frame.

Preferably, the arc piece has a plurality of, a plurality of the arc piece is crisscross evenly to be set up in solid fixed ring's inside, the bottom of arc piece is fixed with the lug, the quantity of quarter butt and stock and the arc piece quantity phase-match of crisscross setting, quarter butt and stock respectively with the fixed lug contact in bottom of the arc piece of crisscross setting, the touch piece contacts with the cam.

Preferably, the touch rod is in contact with the cam, a protrusion is arranged on one side, close to the arc-shaped baffle, of the connecting rod, and the protruding portion of the connecting rod is in contact with the hemispherical block.

A cutting method of cutting equipment for hydraulic engineering comprises the following steps of;

s1, inserting the water pipe from the circular groove of the fixed circular groove blocks, placing the water pipe between the two fixed circular groove blocks, and clamping the water pipe by the elastic rotating wheel;

s2, in the process of inserting the water pipe, the arc-shaped sheet and the cleaning brush can clean the surface of the water pipe;

s3, starting a cutting device, wherein the cutting device can cut the water pipe;

s4, flying chips are generated in the water pipe cutting process, the arc-shaped baffle can block the flying chips, and the blocked flying chips can fall into the collecting box;

s5, after the water pipe is cut, closing the cutting device, and drawing out the water pipe from the fixed circular groove block;

the invention provides cutting equipment and a cutting method for hydraulic engineering. The method has the following beneficial effects:

(1) in the process of inserting the water pipe from the circular groove of the fixed circular groove block, the cleaning brush is extruded by the arc pieces in the staggered mode, so that the cleaning brush is tightly attached to the outer wall of the water pipe, impurities such as gravel on the outer wall of the water pipe are cleaned by the cleaning brush, the problem that the position of part of the water pipe is raised due to gravel impurities on the surface of the water pipe, the clamping and positioning of the water pipe cannot be fixed, and the cutting point is deviated is solved, and the quality of the cut water pipe is improved.

(2) The water pipe cutting machine can generate flying chips in the water pipe cutting process, the flying chips generated in the cutting process are blocked by the arc-shaped baffle through the arrangement of the arc-shaped baffle, so that the problem that the flying chips are splashed into human eyes to damage the human health is avoided, the safety of water pipe cutting operation is further ensured, and meanwhile, the problem that the flying chips rebound after impacting the arc-shaped baffle is avoided through the arrangement of the splash guard strips, so that the flying chips are further prevented from being splashed.

(3) In the process of inserting the water pipe from the circular groove of the fixed circular groove block, the cam is matched with the abutting block to enable the abutting block and the sliding ring to slide along the inside of the fixed circular groove block towards the direction far away from the cutting device, the compression elastic sheet is compressed, the short rod and the long rod are enabled to vibrate under the matching of the short rod and the long rod with the lugs fixed at the bottom of the arc sheets arranged in a staggered mode, and therefore the arc sheets vibrate and shake off impurities such as gravel cleaned by the cleaning brush, the problem that the cleaning effect of the cleaning brush is poor due to the fact that the impurities such as gravel are attached to the cleaning brush is solved, meanwhile, the compression elastic sheet can stir air inside the fixed circular groove block, and therefore dust on the surface of the water pipe is blown off, and the cleaning effect on the surface of the water pipe is further improved.

(4) In the process that the elastic rotating wheel drives the cam to rotate, the cam pushes the touch rod and the sliding plate to slide towards the direction close to the cutting device along the top of the cutting table under the matching of the cam and the touch rod, the reset elastic sheet is stretched, the sliding plate drives the connecting rod to move, the convex part of the connecting rod touches the hemispherical block to drive the arc-shaped baffle to vibrate under the matching of the convex part of the connecting rod and the hemispherical block, flying chips attached to the arc-shaped baffle are shaken off by the arc-shaped baffle, and the cleaning frequency of workers to the arc-shaped baffle is reduced.

(5) According to the invention, in the process that the sliding plate drives the connecting rod to move, the connecting rod drives the U-shaped impact plate to move, when the cam does not conflict with the abutting rod any more, the reset elastic sheet drives the connecting rod to reset under the elastic action of the reset elastic sheet, the connecting rod drives the U-shaped impact plate to knock the inner wall of the fixed frame, the fixed frame vibrates and drives the collection box to vibrate, so that flying chips falling into the collection box vibrate more compactly, and the collection amount of the collection box for the flying chips is increased.

Drawings

FIG. 1 is a schematic view of the present invention as a whole;

FIG. 2 is a schematic view of the shielding device of the present invention;

FIG. 3 is a schematic partial cross-sectional view of a fastening device of the present invention;

FIG. 4 is an enlarged view of the structure at A of FIG. 3 according to the present invention;

FIG. 5 is a schematic view of the internal structure of the retaining ring of the present invention;

FIG. 6 is a schematic view of the auxiliary device of the present invention;

FIG. 7 is a schematic view of an auxiliary cleaning device of the present invention.

In the figure: 1. cutting table; 2. a fixing frame; 3. a collection box; 4. a cutting device; 5. a guard; 51. an arc-shaped baffle plate; 52. a splash bar; 53. a hemispherical block; 6. a fixing device; 61. fixing the round groove block; 62. a fixing ring; 63. an auxiliary device; 631. a slip ring; 632. compressing the elastic sheet; 633. a short bar; 634. a long rod; 635. a contact block; 64. an elastic runner; 65. a cam; 66. an arc-shaped sheet; 67. a cleaning brush; 7. an auxiliary cleaning device; 71. a slide plate; 72. a connecting rod; 73. a U-shaped impact plate; 74. a touch bar; 75. and resetting the elastic sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-7, the present invention provides a technical solution: a cutting device for hydraulic engineering comprises a cutting table 1, wherein the top of the cutting table 1 is provided with a material leakage opening, the material leakage opening is positioned below a cutting device 4, the bottom of the cutting table 1 is fixedly provided with a fixed frame 2, the front of the fixed frame 2 is penetrated and slidably provided with a collecting box 3, the middle part of the top of the cutting table 1 is fixedly provided with the cutting device 4, the inner sides of the cutting device 4 are respectively provided with a protective device 5 for blocking flying chips generated by cutting, the left side and the right side of the top of the cutting table 1 are respectively provided with a fixing device 6 for cleaning the surface of a water pipe, the opposite sides of the left side and the right side fixing devices 6 are respectively provided with an auxiliary cleaning device 7 for auxiliary cleaning of the protective device 5, each fixing device 6 comprises a fixed circular groove block 61, the fixed circular groove blocks 61 are fixedly arranged at the top of the cutting table 1, the left side inside of the fixed circular groove blocks 61 is fixedly provided with a fixed ring 62, the inner part of the fixing ring 62 is fixed with the arc-shaped sheet 66, the arc-shaped sheets 66 are provided with a plurality of arc-shaped sheets 66, the arc-shaped sheets 66 are uniformly arranged in the fixing ring 62 in a staggered manner, the bottom of the arc-shaped sheet 66 is fixed with a bump, the top of the arc-shaped sheet 66 is fixed with a cleaning brush 67, in the process of inserting a water pipe from a circular groove of the fixing circular groove block 61, under the action of the arc-shaped sheets 66 arranged in a staggered manner, the arc-shaped sheets 66 extrude the cleaning brush 67, so that the cleaning brush 67 is tightly attached to the outer wall of the water pipe, the cleaning brush 67 cleans impurities such as gravel on the outer wall of the water pipe, the problem that the position of the water pipe part is raised due to the gravel impurities existing on the surface of the water pipe, the water pipe cannot be fixed and the cutting point is deviated is solved, the quality of the cut water pipe is improved, the auxiliary device 63 is arranged in the fixing circular groove block 61, one side, close to the cutting device 4, is provided with a sliding groove, and the spout has four, and four spouts ring shape evenly distributed are on fixed circular slot piece 61, and the inside slidable mounting of the spout of fixed circular slot piece 61 has elastic runner 64, and elastic runner 64 is the rubber material, and the left side and the right side of elastic runner 64 all are fixed with cam 65.

Protector 5 includes cowl 51, cowl 51 has two, two cowl 51 are fixed respectively on cutting device 4's inside left side and right side, two cowl 51's relative one side all is fixed with splash bar 52, splash bar 52 has a plurality of, a plurality of splash bar 52 evenly distributed is on cowl 51, can produce the flying chip in water pipe cutting process, setting through cowl 51, make cowl 51 stop the flying chip that can produce among the cutting process, thereby avoided flying chip to sputter in the people's eye, harm health's problem, and then ensured the security of water pipe cutting operation, simultaneously through the setting of splash bar 52, avoided flying chip to strike on behind cowl 51, the problem of flying chip resilience, thereby further prevented flying chip sputtering, two cowl 51's relative one side is fixed with hemisphere piece 53.

The auxiliary device 63 includes a slip ring 631, the slip ring 631 is slidably mounted inside the fixed circular slot block 61, one side of the slip ring 631 far away from the cutting device 4 is fixed with a short rod 633 and a long rod 634, the number of the short rod 633 and the long rod 634 matches the number of the arc pieces 66 arranged in a staggered manner, the short rod 633 and the long rod 634 are respectively contacted with the protruding blocks fixed at the bottom of the arc pieces 66 arranged in a staggered manner, the slip ring 631 is elastically connected with the fixed ring 62 through a compression elastic sheet 632, one side of the slip ring 631 near the cutting device 4 is fixed with a contact block 635, the contact block 635 is contacted with the cam 65, when the water pipe is inserted from the circular slot of the fixed circular slot block 61, the cam 65 is matched with the contact block 635, so that the cam 65 pushes the contact block 635 and the slip ring 631 to slide along the inside of the fixed circular slot block 61 in a direction far away from the cutting device 4, the compression elastic sheet 632 is compressed, and under the matching of the short rod 633 and the protruding blocks fixed at the bottom of the arc pieces 66 arranged in a staggered manner, make short rod 633 and stock 634 arc piece 66 take place the vibration to make arc piece 66 vibrate and shake off the impurity such as the clear grit of cleaning brush 67, thereby avoided impurity such as grit to adhere to on cleaning brush 67, lead to the problem that cleaning brush 67 cleaning performance becomes poor, the inside air of fixed circular groove piece 61 can be incited to the compression shell fragment 632 simultaneously, thereby make the dust on water pipe surface blown off, thereby further improved the cleaning performance to the water pipe surface.

The auxiliary cleaning device 7 comprises a sliding plate 71, the sliding plate 71 is slidably mounted at the top of the cutting table 1, the sliding plate 71 is elastically connected with the fixed circular groove block 61 through a reset elastic sheet 75, a touch rod 74 is fixed at one side of the sliding plate 71 far away from the cutting device 4, the touch rod 74 is in contact with the cam 65, in the process that the elastic rotating wheel 64 drives the cam 65 to rotate, under the cooperation of the cam 65 and the touch rod 74, the cam 65 pushes the touch rod 74 and the sliding plate 71 to slide towards the direction close to the cutting device 4 along the top of the cutting table 1, the reset elastic sheet 75 is stretched, the sliding plate 71 drives the connecting rod 72 to move, under the cooperation of the convex part of the connecting rod 72 and the hemispherical block 53, the convex part of the connecting rod 72 pushes the hemispherical block 53 to drive the arc-shaped baffle 51 to vibrate, the arc-shaped baffle 51 shakes off flying chips attached to the arc-shaped baffle 51, thereby reducing the cleaning frequency of workers to the arc-shaped baffle 51, the connecting rod 72 is fixed at one side of the sliding plate 71 close to the cutting device 4, one side that connecting rod 72 is close to cowl 51 sets up the arch, the bulge and the hemisphere piece 53 contact of connecting rod 72, the one side bottom that is close to cutting device 4 of connecting rod 72 is fixed with U-shaped striking plate 73, U-shaped striking plate 73 extends to the inside of fixed frame 2, the contact of U-shaped striking plate 73 and the inner wall of fixed frame 2, it removes the in-process to drive connecting rod 72 at slide 71, connecting rod 72 drives U-shaped striking plate 73 and then removes, when cam 65 no longer contradicts to touch pole 74, under the spring action of shell fragment 75 that resets, make the shell fragment 75 that resets drive connecting rod 72 and reset, connecting rod 72 drives U-shaped striking plate 73 and strikes the inner wall of fixed frame 2, fixed frame 2 takes place the vibration and drives collection box 3 vibration, thereby make the flying chip vibration that falls to in collecting box 3 compacter, the volume of collecting box 3 to the flying chip collection has been improved.

s1, inserting the water pipe into the circular groove of the fixed circular groove blocks 61, so that the water pipe is placed between the two fixed circular groove blocks 61, and the elastic rotating wheel 64 clamps the water pipe;

s2, in the process of inserting the water pipe, the arc-shaped sheet 66 and the cleaning brush 67 clean the surface of the water pipe;

s3, starting the cutting device 4, and cutting the water pipe by the cutting device 4;

s4, flying chips are generated in the water pipe cutting process, the arc-shaped baffle 51 can block the flying chips, and the blocked flying chips can fall into the collecting box 3;

s5, after the water pipe is cut, closing the cutting device 4, and drawing out the water pipe from the fixed circular groove block 61;

during the use, insert the pipe from the circular slot of fixed circular slot piece 61, make the pipe place between two fixed circular slot pieces 61, elasticity runner 64 presss from both sides tight water pipe, start cutting device 4, cutting device 4 can cut the water pipe, insert the in-process from the circular slot of fixed circular slot piece 61 at the pipe, under the arc piece 66 effect through crisscross setting, arc piece 66 extrudes cleaning brush 67, make cleaning brush 67 hug closely the pipe outer wall, thereby make cleaning brush 67 clean impurity such as the grit of pipe outer wall, thereby the clamping impurity that has avoided the water pipe surface to exist etc. leads to water pipe part position arch, lead to the unable fixed of water pipe location, lead to the skew problem of cutting point, and then the quality after the water pipe cutting has been improved.

Can produce simultaneously at the water pipe cutting in-process and fly the bits, through the setting of cowl 51 for cowl 51 blocks the bits that fly that can produce to the cutting in-process, thereby has avoided flying the bits to sputter the eyes, harm the problem of health, and then has ensured the security of water pipe cutting operation, and through the setting of splashproof strip 52, avoided flying the bits to strike on behind cowl 51, the problem of flying the bits resilience, thereby further prevented flying the bits and sputtering.

In the process that the water pipe is inserted into the circular groove of the fixed circular groove block 61, the elastic rotating wheel 64 can be in close contact with the water pipe, meanwhile, the water pipe drives the elastic rotating wheel 64 to rotate, the elastic rotating wheel 64 drives the cam 65 to rotate, the cam 65 is matched with the abutting block 635 to enable the cam 65 to push the abutting block 635 and the slip ring 631 to slide along the inside of the fixed circular groove block 61 in the direction away from the cutting device 4, the compression elastic sheet 632 is compressed, the short rod 633 and the long rod 634 are enabled to vibrate under the matching of the short rod 633 and the long rod 634 and the lug fixed at the bottom of the arc sheet 66 arranged in a staggered mode, so that the arc sheet 66 vibrates and shakes off impurities such as gravel cleaned by the cleaning brush 67, the problem that the cleaning effect of the cleaning brush 67 is poor is solved, meanwhile, the compression elastic sheet 632 can incite air inside the fixed circular groove block 61, and accordingly dust on the surface of the water pipe is blown off, thereby further improving the cleaning effect on the surface of the water pipe.

In the process that the elastic rotating wheel 64 drives the cam 65 to rotate, the cam 65 is matched with the abutting rod 74, the cam 65 pushes the abutting rod 74 and the sliding plate 71 to slide towards the direction close to the cutting device 4 along the top of the cutting table 1, the reset elastic sheet 75 is stretched, the sliding plate 71 drives the connecting rod 72 to move, the protruding part of the connecting rod 72 is matched with the hemispherical block 53, the protruding part of the connecting rod 72 abuts against the hemispherical block 53 to drive the arc-shaped baffle 51 to vibrate, flying chips attached to the arc-shaped baffle 51 are shaken off by the arc-shaped baffle 51, and the cleaning frequency of workers to the arc-shaped baffle 51 is reduced.

Simultaneously drive connecting rod 72 at slide 71 and remove the in-process, connecting rod 72 drives U-shaped striking plate 73 and then removes, when cam 65 no longer contradicts and touch pole 74, under the spring action of shell fragment 75 resets, make the shell fragment 75 that resets drive connecting rod 72 and reset, connecting rod 72 drives U-shaped striking plate 73 and strikes the inner wall of fixed frame 2, fixed frame 2 takes place to vibrate and drives and collects the vibration of box 3, thereby make the flying chips vibration that falls to collecting in the box 3 compacter, the volume of collecting the box 3 and collecting flying chips has been improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A cutting equipment that hydraulic engineering used, includes cutting bed (1), its characterized in that: the bottom of cutting bed (1) is fixed with fixed frame (2), the front of fixed frame (2) is run through and slidable mounting has collection box (3), the top middle part of cutting bed (1) is fixed with cutting device (4), the inboard of cutting device (4) all is provided with and is used for carrying out the protector (5) that blocks to the flying chip that the cutting produced, the top left side and the right side of cutting bed (1) all are provided with and are used for carrying out clear fixing device (6) to the water pipe surface, left side and right side the relative one side of fixing device (6) all is provided with and is used for carrying out supplementary clear supplementary cleaning device (7) to protector (5), fixing device (6) are including fixed circular slot piece (61), fixed circular slot piece (61) fixed mounting is at the top of cutting bed (1), the inside left side of fixed circular slot piece (61) is fixed with solid fixed ring (62), an arc-shaped sheet (66) is fixed inside the fixing ring (62), and a cleaning brush (67) is fixed at the top of the arc-shaped sheet (66).

2. Cutting equipment for hydraulic engineering according to claim 1, characterized in that: protector (5) are including cowl (51), cowl (51) have two, two cowl (51) are fixed respectively on the inside left side and the right side of cutting device (4), two cowl (51) relative one side all is fixed with splashproof strip (52), two cowl (51) relative one side is fixed with hemisphere piece (53).

3. Cutting equipment for hydraulic engineering according to claim 1, characterized in that: the inside of fixed circular groove piece (61) is provided with auxiliary device (63), the spout has been seted up to one side that fixed circular groove piece (61) is close to cutting device (4), the inside slidable mounting of the spout of fixed circular groove piece (61) has elasticity runner (64), the left side and the right side of elasticity runner (64) all are fixed with cam (65).

4. A cutting apparatus for hydraulic engineering according to claim 3, wherein: auxiliary device (63) include sliding ring (631), sliding ring (631) slidable mounting is in the inside of fixed circular slot piece (61), one side that cutting device (4) were kept away from to sliding ring (631) is fixed with quarter butt (633) and stock (634), through compression shell fragment (632) elastic connection between sliding ring (631) and the solid fixed ring (62), one side that sliding ring (631) is close to cutting device (4) is fixed with and supports touch multitouch (635).

5. Cutting equipment for hydraulic engineering according to claim 1, characterized in that: supplementary cleaning device (7) include slide (71), slide (71) slidable mounting is at the top of cutting bed (1), through reset shell fragment (75) elastic connection between slide (71) and fixed circular slot piece (61), one side that cutting device (4) were kept away from in slide (71) is fixed with and supports feeler lever (74), one side that cutting device (4) are close to in slide (71) is fixed with connecting rod (72), one side bottom that one side that is close to cutting device (4) of connecting rod (72) is fixed with U-shaped striking plate (73), U-shaped striking plate (73) extend to the inside of fixed frame (2), the inner wall contact of U-shaped striking plate (73) and fixed frame (2).

6. A cutting apparatus for hydraulic engineering according to claim 4, wherein: arc piece (66) have a plurality of, a plurality of arc piece (66) are crisscross evenly to be set up in the inside of solid fixed ring (62), the bottom of arc piece (66) is fixed with the lug, short beam (633) and the quantity of stock (634) and crisscross arc piece (66) quantity phase-match that sets up, short beam (633) and stock (634) respectively with the fixed lug contact in bottom of the arc piece (66) of crisscross setting, contact block (635) and cam (65) contact.

7. A cutting apparatus for hydraulic engineering according to claim 5, wherein: the contact rod (74) is in contact with the cam (65), a protrusion is arranged on one side, close to the arc-shaped baffle (51), of the connecting rod (72), and the protruding portion of the connecting rod (72) is in contact with the hemispherical block (53).

8. A cutting method of cutting equipment for hydraulic engineering is characterized in that: comprises the following steps of;

s1, inserting a water pipe into the circular groove of the fixed circular groove blocks (61), placing the water pipe between the two fixed circular groove blocks (61), and clamping the water pipe by the elastic rotating wheel (64);

s2, in the process of inserting the water pipe, the arc-shaped sheet (66) and the cleaning brush (67) can clean the surface of the water pipe;

s3, starting the cutting device (4), wherein the cutting device (4) can cut the water pipe;

s4, flying chips are generated in the water pipe cutting process, the arc-shaped baffle (51) can block the flying chips, and the blocked flying chips can fall into the collecting box (3);

and S5, after the water pipe is cut, closing the cutting device (4), and drawing out the water pipe from the fixed circular groove block (61).